package com.castle.fortress.admin.utils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.*;
import org.springframework.stereotype.Service;

import java.io.Serializable;
import java.util.List;
import java.util.Set;
import java.util.concurrent.TimeUnit;

/**
 * redis工具类
 * @author castle
 */
@Service
public class RedisUtils {
		@Autowired
		private RedisTemplate redisTemplate;
		/**
		 * 写入缓存
		 * @param key
		 * @param value
		 * @return
		 */
		public boolean set(final String key, Object value) {
				boolean result = false;
				try {
						ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
						operations.set(key, value);
						result = true;
				} catch (Exception e) {
						e.printStackTrace();
				}
				return result;
		}
		/**
		 * 写入缓存设置时效时间
		 * @param key
		 * @param value
		 * @return
		 */
		public boolean set(final String key, Object value, Long expireTime , TimeUnit timeUnit) {
				boolean result = false;
				try {
						ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
						operations.set(key, value);
						redisTemplate.expire(key, expireTime, timeUnit);
						result = true;
				} catch (Exception e) {
						e.printStackTrace();
				}
				return result;
		}
		/**
		 * 批量删除对应的value
		 * @param keys
		 */
		public void remove(final String... keys) {
				for (String key : keys) {
						remove(key);
				}
		}
		/**
		 * 批量删除key
		 * @param pattern
		 */
		public void removePattern(final String pattern) {
				Set<Serializable> keys = redisTemplate.keys(pattern);
				if (keys.size() > 0){
						redisTemplate.delete(keys);
				}
		}
		/**
		 * 删除对应的value
		 * @param key
		 */
		public void remove(final String key) {
				if (exists(key)) {
						redisTemplate.delete(key);
				}
		}
		/**
		 * 判断缓存中是否有对应的value
		 * @param key
		 * @return
		 */
		public boolean exists(final String key) {
				return redisTemplate.hasKey(key);
		}

		/**
		 * 获取剩余时间
		 * @param key
		 * @return
		 */
		public long ttl(final String key){
				return redisTemplate.getExpire(key);
		}
		/**
		 * 读取缓存
		 * @param key
		 * @return
		 */
		public Object get(final String key) {
				Object result = null;
				ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
				result = operations.get(key);
				return result;
		}
		/**
		 * 哈希 添加
		 * @param key
		 * @param hashKey
		 * @param value
		 */
		public void hmSet(String key, Object hashKey, Object value){
				HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
				hash.put(key,hashKey,value);
		}
		/**
		 * 哈希获取数据
		 * @param key
		 * @param hashKey
		 * @return
		 */
		public Object hmGet(String key, Object hashKey){
				HashOperations<String, Object, Object>  hash = redisTemplate.opsForHash();
				return hash.get(key,hashKey);
		}
		/**
		 * 列表添加
		 * @param k
		 * @param v
		 */
		public void lPush(String k,Object v){
				ListOperations<String, Object> list = redisTemplate.opsForList();
				list.rightPush(k,v);
		}
		/**
		 * 列表获取
		 * @param k
		 * @param l
		 * @param l1
		 * @return
		 */
		public List<Object> lRange(String k, long l, long l1){
				ListOperations<String, Object> list = redisTemplate.opsForList();
				return list.range(k,l,l1);
		}
		/**
		 * 集合添加
		 * @param key
		 * @param value
		 */
		public void add(String key,Object value){
				SetOperations<String, Object> set = redisTemplate.opsForSet();
				set.add(key,value);
		}
		/**
		 * 集合获取
		 * @param key
		 * @return
		 */
		public Set<Object> setMembers(String key){
				SetOperations<String, Object> set = redisTemplate.opsForSet();
				return set.members(key);
		}
		/**
		 * 有序集合添加
		 * @param key
		 * @param value
		 * @param scoure
		 */
		public void zAdd(String key,Object value,double scoure){
				ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
				zset.add(key,value,scoure);
		}
		/**
		 * 有序集合获取
		 * @param key
		 * @param scoure
		 * @param scoure1
		 * @return
		 */
		public Set<Object> rangeByScore(String key,double scoure,double scoure1){
				ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
				return zset.rangeByScore(key, scoure, scoure1);
		}
}
